Noncontact Forces

How do force fields help explain the concept of objects pushing and pulling each other without touching?

• By showing how objects are affected by the fields
• By making objects float
• By making objects change shape
• By making objects invisible

Tags

NGSS.MS-PS2-5

What are force fields filled with?

• Grass
• Water
• Force
• Air

Tags

NGSS.MS-PS2-3

Forces that act at a distance can affect objects without ________ them.

Tags

NGSS.MS-PS2-5

What are test objects used for in detecting force fields?

Tags

NGSS.MS-PS2-5

How does the movement of the test object help understand the presence and shape of an electric field?

• By creating a friction force
• By generating a magnetic field
• By attracting other objects
• By showing the presence of an electric field

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What are examples of forces that act at a distance?

• Centripetal force, centrifugal force, and gravitational force
• Inertia, momentum, and impulse
• Friction, tension, compression, and normal force
• Gravity, magnetism, and electric forces

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-4

NGSS.MS-PS2-5

What test object can be used to detect a magnetic field?

Tags

NGSS.MS-PS2-5

How can we 'map' or detect fields?

• By measuring the temperature of the field
• By observing the movement or behavior of test objects
• By physically touching the field
• By listening to the sound of the field

Tags

NGSS.MS-PS2-5

What is the test object used to detect a magnetic field?

• Small charged particle
• Piece of iron
• Tiny bit of plastic
• Friction

What could be a test object used to map or detect an electric field?

Tags

NGSS.MS-PS2-5